3D Shapes Introduction — Answer Key
Part A: Trace the Words
Trace each word carefully by following the dotted lines.
1. solid
2. round
3. flat
4. edge
5. face
6. tip
Part B: Fill in the Blank
Write the missing word or number on each line.
1. A basketball is shaped like a sphere.
A basketball is round all over, so its 3D shape is a sphere.
2. A cereal box looks like a rectangular prism.
A cereal box has six flat rectangle faces, making it a rectangular prism.
3. An ice cream cone is a cone shape.
An ice cream cone has a circle top and tapers to a point at the bottom.
4. A pyramid building has a pointy top.
The slanted sides of a pyramid all meet at one sharp tip on top.
Part C: True or False?
Read each statement. Circle True or False.
1. A pyramid has flat triangle sides.
True False
Yes, a pyramid has flat triangle faces that slant up to meet at the tip.
2. A round ball is called a cube.
True False
A round ball is a sphere, not a cube, because it has no flat faces.
3. A can of beans can roll like a sphere.
True False
A can rolls on its side but not all ways, so it is a cylinder, not a sphere.